نتایج جستجو برای: root characteristics
تعداد نتایج: 792443 فیلتر نتایج به سال:
In order to study the effects of inoculation of rhizobium and mycorhizae on the response of alfafa cultivars to different salinity levels a pot experiment was conducted. The experiment was arranged as factorial in a randomized complete block design with three replications. The treatments included three alfafa cultivars (Rehnani, Hamadani and Bami), four levels of salinity (0, 60, 120 and 180 mm...
Nahla A Belal An Efficient Rank Based Arabic Root Extractor A morphologically-rich language such as Arabic requires deep analysis this is due to its invaluable characteristics which are beneficial for the task of root extraction. This paper investigates employing new techniques to enumerate and rank possible roots for a given word, using linguistic rules as scoring mechanisms. The proposed tech...
root rot disease of broad-bean caused by fusarium solani is a serious disease of this crop. due to high cost and difficulty of the disease control, interaction between root nodulating bacteria and fusarium. solani were evaluated to use for disease management. broad-bean root nodulating bacteria were isolated and their interaction with f. solani was investigated in culture medium in a completely...
UNLABELLED Orthodontically induced root resorption is an irreversible process that can have medical, ethical and legal implications. AIM The objective of this research was to identify morphological risk factors, in order to prevent it. MATERIAL AND METHODS We realized a retrospective study on 50 patients and made correlation between the prevalence and gravity of radiological identified root...
OBJECTIVES Aortic root surgery is transitioning to aortic valve sparing (AVS), but little is known about the relative early outcomes of AVS versus composite graft-valve replacement (CVR). This study assessed mortality differences for AVS versus CVR to guide future practice decisions. METHODS From January 2000 to June 2011, 31 747 patients had aortic root replacement with AVS (n = 3585; 11%) o...
0305-7364/0 * For corre { Present Durham, NC Paspalum dilatatum occupies dierent topographic positions in the Flooding Pampa, Argentina. Populations from dierent positions are subjected to various regimes of ̄ooding and drought, both of which may occur in the same growing season. We investigated the constitutive and plastic anatomical traits of P. dilatatum populations from habitats with contr...
This paper presents an approach to analyze plant root development by means of topological image analysis. For phenotyping of plants their root development, the architecture of their root systems and thereby root characteristics such as branches and branch endings are analyzed. In order to simplify the examination of root characteristics and enable an efficient comparison of roots, a representat...
D i s s e r t a t i o n zur Erlangung des akademischen Grades d o c t o r r e r u m n a t u r a l i u m ABSTRACT Limitation of immobile nutrients, such as iron (Fe) and phosphate (P), induces the development of additional root hairs that lead to an increase of the absorptive surface of the root. The increased root hair frequency of Fe-and P-deficient Arabidopsis was realized by different strate...
The influence of root reinforcement on shallow landsliding has been well established through mechanistic and empirical studies, yet few studies have examined how local vegetative patterns influence slope stability. Because root networks spread outward from trees, the species, size, and spacing of trees should influence the spatial distribution of root strength. We documented the distribution an...
OBJECTIVE To analyze, using confocal microscope, the three-dimensional characteristics of the root-end cavity preparations completed in root apices of extracted teeth determining their area, perimeter, circularity and cavo-surface angle. STUDY DESIGN Thirty-two single-rooted extracted teeth underwent endodontic treatment and apical resection. Root-end cavities were prepared according to 4 pro...
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